Home / 855,111.56-1,180,751.52-549,339.80

Finding the Fourth Proportional to 855,111.56, 1,180,751.52 and 549,339.80

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Solution

The fourth proportional to 855,111.56, 1,180,751.52 and 549,339.80 is: 758,537.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,111.56 : 1,180,751.52 = 549,339.80 : x
  2. Step 2: Convert to fraction form
    855,111.56/1,180,751.52 = 549,339.80/x
  3. Step 3: Cross multiply
    855,111.56x = 1,180,751.52 × 549,339.80
  4. Step 4: Simplify right side
    855,111.56x = 648,633,803,846.50
  5. Step 5: Solve for x
    x = 648,633,803,846.50/855,111.56
  6. Step 6: Final answer
    x = 758,537.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.